40541501

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{401}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 55109376

約数和(自身を除く): 14567875

約数列:

[1, 7, 11, 13, 77, 91, 101, 143, 401, 707, 1001, 1111, 1313, 2807, 4411, 5213, 7777, 9191, 14443, 30877, 36491, 40501, 57343, 101101, 283507, 401401, 445511, 526513, 3118577, 3685591, 5791643, 40541501]

約数ペア:

[(1, 40541501), (7, 5791643), (11, 3685591), (13, 3118577), (77, 526513), (91, 445511), (101, 401401), (143, 283507), (401, 101101), (707, 57343), (1001, 40501), (1111, 36491), (1313, 30877), (2807, 14443), (4411, 9191), (5213, 7777)]